Re: [PATCH] usb: misc: usb3503: Fix logic in usb3503_init()

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On Tue, Feb 09, 2021 at 12:30:42PM +0100, Michal Simek wrote:
> Based on
> https://lore.kernel.org/linux-arm-kernel/YCJv59g3Tq2haDSa@xxxxxxxxx/
> initialization should fail if any registration fails.
> 
> Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
> ---
> 
>  drivers/usb/misc/usb3503.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
> index 48099c6bf04c..3aae83fbebae 100644
> --- a/drivers/usb/misc/usb3503.c
> +++ b/drivers/usb/misc/usb3503.c
> @@ -409,13 +409,17 @@ static int __init usb3503_init(void)
>  	int err;
>  
>  	err = i2c_add_driver(&usb3503_i2c_driver);
> -	if (err != 0)
> +	if (err) {
>  		pr_err("usb3503: Failed to register I2C driver: %d\n", err);
> +		return err;
> +	}
>  
>  	err = platform_driver_register(&usb3503_platform_driver);
> -	if (err != 0)
> +	if (err) {
>  		pr_err("usb3503: Failed to register platform driver: %d\n",
>  		       err);
> +		return err;

You just left a i2c driver registered :(




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